Browsing by Author "Yu, Weiyong"

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    Magnetic purification of a sample
    (2011-05-10) Colvin, Vicki L.; Yavuz, Cafer Tayyar; Mayo, John Thomas; Yu, Weiyong; Rice University; United States Patent and Trademark Office
    Methods for separating magnetic nanoparticles are provided. In certain embodiments, a method is provided for separating magnetic nanoparticles comprising: providing a sample comprising a plurality of magnetic nanoparticles; passing the sample through a first magnetic field; at least partially isolating nanoparticles of the first nanoparticle size desired; altering the strength of the first magnetic field to produce a second magnetic field; and at least partially isolating nanoparticles of the second nanoparticle size desired.